Improving Fish Habitat in the Rum River

ACD has grant funding available to enhance in-stream habitat in the Rum River! This effort focuses on areas adjacent to public land and those which are accessible for shore fishing. Rock vanes, woody overhangs, and similar features will be installed in areas where aquatic habitat structure is currently lacking to provide adequate holding and resting areas for game fish and the forage they rely on. This is part of a larger, corridor-scale river restoration effort supported by funding from the Outdoor Heritage Fund and several collaborating agencies. 

Photo: Existing high-quality habitat observed in northern Anoka County. The combination of rock and wood creates variation in structure and flow conditions, benefitting fish and their prey.

We are currently compiling a detailed inventory of existing conditions at several sites throughout Anoka, Isanti, and Mille Lacs Counties. Do you enjoy shore fishing along the Rum? Let us know which areas you think could use improvement! Share your feedback with Breanna Keith, Water Resource Specialist, at This email address is being protected from spambots. You need JavaScript enabled to view it.. 

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Leaf Diseases on Broadleaf Trees - Rampant but Mostly Harmless

You may have observed a major difference between this year and our last few growing seasons: plenty of precipitation. According to the DNR's Climatology Office, the amount of rain that's fallen from April through August 2024 has been nearly the most on record over a good share of Minnesota. Overall, this is good news for our forests – but all that near- historic rainfall has had additional impacts to trees. 

Photo: Severe apple scab on crabapple trees resulting leaf loss from the lower canopy.

As shoots and leaves emerge in the spring, they're particularly susceptible to infection from fungal pathogens. Extremely wet weather during this timeframe promotes sporulation (formation of spores) of these microscopic fungi, and rain spreads the spores around. The end result is a slew of common leaf diseases that we've seen in 2024. 

Photo: Bur oak blight in mid-September. Note the rim of healthier green leaves.
Photo: Severe leaf infection on a quaking aspen in mid-August.
Photo: Marssonina leaf blight on quaking aspen. An impacted clone on left and a tolerant clone on right. 
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Cover Crops Gaining Steam

ACD has its first agricultural cover crop project underway! A landowner in Linwood Township will plant 40 acres of cover crops each of the next three years. The project benefits soil health, water quality, and habitat. Cover crops are planted with a cash crop or after harvest of a cash crop. It's an alternative to leaving the soil bare for nearly half of the year. Cover crops prevent erosion, scavenge nutrients that might otherwise wash away, build soil structure, and increase infiltration. Common cover crops are oats, rye, turnips, and kale. The cover crops are terminated just prior to planting the next cash crop. 

Photo: Cover crop in corn including kale, turnips and oats. Photo is from a recent tour of conservation projects attended by public officials from the Rum River watershed.

To encourage farmers to give cover crops a try, ACD offers incentive payments. These flat rate payments are on a per-acre basis - $50/ac/yr if planting 1-2 species and $60/ac/yr if planting 3+ species. The practice must be implemented annually for three years to qualify for funding. ACD also has incentive payments for other practices including conservation cover, contour buffer strips, filter strips, and no-till/strip-till. For more information contact Jamie Schurbon, Watershed Projects Manager, at This email address is being protected from spambots. You need JavaScript enabled to view it.

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Voters Approve Extension of Natural Resources Funding

Over 77% of Minnesota voters said 'Yes' to renewing the dedication of MN Lottery funds to the Environment and Natural Resources Trust Fund (ENRTF)! Through this, approximately 40% of net lottery proceeds (or seven cents per dollar spent playing the lottery) will continue being allocated to this fund for the next 25 years.

Since its creation in 1988, the ENRTF has contributed over one billion dollars to support efforts such as the expansion of parks, trails, and other outdoor recreation opportunities, habitat restoration and protection, sustainable resource management, scientific research and technological advancements across a wide range of environmental fields, and more. You can learn more about the inner-workings and accomplishments of the ENRTF HERE

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Log Revetments Holding Lakeshore in Place

Photo: A log revetment installed on the NE side of Martin Lake.

Addressing eroding slopes along an undeveloped portion of the Martin Lake shoreline required a creative stabilization solution. Sandy soils, wave action (increasing with boat activity), and fluctuating water levels cumulatively drove soil loading to the lake and the gradual encroachment of the shoreline toward the adjacent road. However, site access and workable land upslope was limited, and preserving mature trees and other natural shoreline elements was a priority. To achieve this, sections of stacked logs were anchored to the base of the shoreline along critical eroding areas. 

Photo: Diagram by the Wisconsin Land and Water Conservation Association.

The lower logs act as a barrier to prevent waves from washing out soil at the base of the slope, and the upper logs trap the sandy soil falling from behind – rebuilding the eroded voids and creating a more stable slope within which vegetation can become re-established. At the same time, wildlife such as nesting turtles can still access these areas. ACD staff will continue monitoring this site in the coming years to assess its long-term effectiveness in protecting the shoreline. For more information contact Breanna Keith,Water Resource Specialist, at This email address is being protected from spambots. You need JavaScript enabled to view it..

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Replacing Walls on Lakeshores

Photo: Crooked Lakeshore with failed retaining wall. 

ACD recently completed a lakeshore project on Crooked Lake to replace a failing retaining wall. It's one of several such project where tumbling walls left an eroding shoreline. Now, these shorelines are gradually sloped and feature in-lake aquatic emergent plants and an upland native plant buffer. Shoreline walls are prone to failure and are generally not allowed by the MNDNR. Walls on shorelines tend to get undermined by waves and walls also eliminate shoreline features that provide valuable habitat for wildlife. 

Photos: Left - Lakeshore site after grading & installation of riprap, and during geogrid installation to stabilize the shoreline slope. Right - Lakeshore site after construction and planting.

At the Crooked Lake project site, the steep shoreline was addressed with geogrid textile instead of a wall. The honeycomb-like matrix (pictured above) is set just below the soil and helps hold soils in place on steeper slopes. The geogrid is invisible after construction and adds another layer of stability. This Crooked Lake project utilized a new funding source: legislatively approved soil and water conservation district aid. This new funding requires less administration so that we can put more of it into projects. Additional project funding came from the landowners. For more information contact Jamie Schurbon, Watershed Projects Manager, at This email address is being protected from spambots. You need JavaScript enabled to view it. 

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Fall Lakeshore Stabilization on Martin Lake

Project Features:

  • A coconut fiber biolog was installed on top of the previously installed coir-log to raise the elevation.
  • The void space was filled with brush bundles and topsoil.
  • Topsoil was graded by hand.
  • Erosion control fabric was installed over the other project features to hold in place.
  • Live staked above coir logs with Red osier dogwood.
  • Native plants were planted along the top of bank to provide aesthetics, wildlife habitat and additional stabilization.
Photo: Lakeshore stabilization site on Martin Lake, planted with native sedges and wildflowers.

Pollution Reduction:

  • Phosphorus reduction: 0.616 lbs/yr
  • Sediment reduction: 1,450 lbs/yr

Cost-share funding was provided from BWSR SWCD Aid and a contribution from the landowner. ACD provided project administration, design, and project installation.For more information contact Kris Larson, Water Resource Specialist, at This email address is being protected from spambots. You need JavaScript enabled to view it. 

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ACD Volunteers Are Hard at Work This Fall!

Photo: Residents planted hundreds of native plants in this newly established prairie at Laddie Lake Park.
Photo: Volunteers planted in newly established pollinator plantings to reduce turf and increase pollinator habitat at River’s Bend Park.
Photo: Anoka Ramsey Community College is monitoring the campus Natural Area prairie, which will be enhanced to provide better habitat for pollinators and wildlife.
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Rum Riverbank Stabilization in Oak Grove - Update

Construction is underway to stabilize one of the highest priority eroding riverbanks in Anoka County. Two separate projects spanning multiple properties will stabilize a total of 935' of some of the tallest and most severely eroding riverbanks on the Rum River. A portion of this stretch was ranked in the top two of over eighty identified eroding banks during a 2017 erosion inventory of the Rum River. Altogether, the stabilization of this stretch of bank is estimated to reduce annual pollutant loading to the Rum River by 753-tons of sediment, and 640-lbs of total phosphorus. Construction began in early September and should wrap up prior to winter. 

Photo: Active construction along the toe of one of the most severely eroding riverbanks on the Rum River.

The project utilizes a combination of hard armoring techniques, including rock riprap and articulated concrete block mat to stabilize the very tall slope. After the toe is armored, banks will be graded back where they can be to provide a stable slope, and native vegetation and trees will be planted. Funding sources include grant dollars from the Clean Water Fund and Outdoor Heritage Fund (both from the Clean Water, Land, and Legacy Amendment) as well as match dollars from the landowners, Anoka County, and the Upper Rum River WMO.For more information contact Jared Wagner, Water Resource Specialist, at This email address is being protected from spambots. You need JavaScript enabled to view it.

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Pollinator Planting and No Mow Lawn at the ACD Office

Do you have some corners of your property that are hard to mow or just need a little spruce up? ACD staff recently replaced turf with native plants alongside our parking lot. This area of the yard is steeply sloped and difficult to mow. The 300 sq ft area is now home to nearly a dozen species that will benefit pollinators. In recent years we converted the area around some clumped oak trees into a shrub garden. Those shrubs have matured nicely and required no care. In another area, we simply stopped mowing. The resulting grass is still short (<6") and falls over on itself. The area is easy to walk across, and cuts down on our maintenance. 

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Ditch Plugs Are Successful in Wetland Restoration!

The ditch plugs and berms at Cedar Creek Conservation Area are retaining this year's rainfall in the wetland basins, keeping the water on the landscape instead of channeling it to Cedar Creek and the Rum River during larger rain events. The organic wetland soils are saturated instead of dried out and vegetation is shifting to a native plant community to provide habitat for wildlife. These late summer photos below show native plants and standing water in an area that was previously drained and dominated by reed canary grass. ACD staff continue to control reed canary grass in some areas and spread native seed as needed. See 2021 Construction photos here. 

For more information contact Carrie Taylor, Restoration Ecologist, at This email address is being protected from spambots. You need JavaScript enabled to view it.AnokaSWCD.org.



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Stormwater Treatment Collaboration with St. Francis

New stormwater treatment is in place to benefit the Rum River, thanks to a collaborative effort by the City of St. Francis, ACD, and Upper Rum River Watershed Management Organization (URRWMO). While St. Francis has a strong network of stormwater ponds and other practices, certain areas of the city were built before stormwater treatment became the norm. We are "retrofitting" stormwater treatment into these older neighborhoods. 

Photo: Recently planted rain garden in the City of St. Francis.

The most recent project is a rain garden installed on a city owned out-lot. Stormwater in this residential neighborhood drains directly to the Rum River. The new rain garden has a curbside inlet, allowing water into a basin that filters and infiltrates stormwater. The garden will hold water for no more than 48 hours. It will remove 44% of solids (111lbs/yr) and 46% (0.6 lbs/yr) of phosphorus from a two acre drainage area. The rain garden is planted with native shrubs, grasses, and wildflowers. We are hopeful this project results in other landowners wishing to have a rain garden on their property.

Photo: Recently constructed swale at the St. Francis High School.

Another recent project was stabilizing a chronically eroding swale by the St. Francis High School. The swale receives runoff from a 10-acre area of the high school property and surrounding area. Runoff would then drain immediately to the Rum River, a few hundred feet away. The swale is stabilized and vegetated to prevent future erosion, even during larger storms. Both projects were grant funded through the Clean Water, Land, and Legacy Amendment. Matching funds were from the URRWMO. The City of St. Francis performs needed maintenance. For more information contact Jamie Schurbon, Watershed Projects Manager, at This email address is being protected from spambots. You need JavaScript enabled to view it.



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New SRA's for the Mississippi and Rum Rivers

ACD recently completed two stormwater retrofit analyses (SRAs) for the Mississippi and Rum Rivers. The reports identify and rank potential water quality improvement projects in areas not covered in previous SRAs. The reports will be available on ACD's website and provide a tool for natural resource managers when considering the implementation of projects to improve water quality in the Mississippi and Rum Rivers. A brief summary of each report is included below.

MISSISSIPPI REPORT

The 803-acre study area spanning the Cities of Anoka and Coon Rapids was divided into 21 catchments over two distinct areas west and east of the confluence with the Rum River (see map below). Each catchment includes a dedicated outfall to the Mississippi River. Nine catchments were identified upstream (west) of the Rum River (MW catchments), and 12 catchments were identified downstream (east) of the Rum River (ME catchments).

In summary, 110 projects were identified throughout the 21 catchments. Project types included bioretention (94, 86% of total), hydrodynamic devices (14, 13% of total), stormwater pond expansions (2, 2% of total), and an underground structure (1, 1% of total). Enhanced street cleaning opportunities were also analyzed.
Rum River catchments analyzed in the report (R-1 through R-20).
Mississippi River catchments analyzed in the report (MW-1 through MW-9 and ME-1 through ME-12)

RUM REPORT

A 12,300-acre study area spanning the Cities of Anoka, Andover, and Ramsey was reviewed and narrowed to 20 catchments with a combined area of 1,477-acres to fit within the scope and available budget of the analysis (see map above). Each selected catchment has a defined outfall to the river. In summary, 61 projects were identified throughout the 20 catchments. Project types included bioretention (47, 80% of total) and hydrodynamic devices (12, 20% of total). The prevalence of existing stormwater ponds throughout most of the study area limited the opportunities for large, regional practices.

The prevalence of existing stormwater ponds throughout most of the study area limited the opportunities for large, regional practices. The analyses were funded with BWSR Watershed-based Implementation Funds. Learn more details about these SRA's by reading the full blog article or contact Mitch Haustein, Shoreline and Stormwater Specialist, at This email address is being protected from spambots. You need JavaScript enabled to view it..

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Funding Available for Lakeshore Stabilizations!

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Dispose Your Household Hazardous Waste Today

When residents begin to get their homes ready for the upcoming winter season, they may find household materials that may pose a hazardous risk to the environment and public safety. The fall is a great time to get rid of these unwanted item in a safe and easy way. Unusable or unwanted chemicals are considered household hazardous waste when their disposal poses an environmental or health threat. When disposed of in the garbage, down the drain or on the ground, some household chemicals can threaten our environment, harm garbage collectors or hurt you. 

Most household hazardous wastes are hazardous because they are flammable, corrosive or toxic. Characteristic words indicate the type of hazard posed by a product - flammable, corrosive or toxic. Look for the signal words on the label. Signal words - caution, warning, danger, poison - indicate the product's degree of hazard. To help protect the environment and your health, choose the least hazardous product to get the job done. For more information contact Kris Larson, Water Resource Specialist, at This email address is being protected from spambots. You need JavaScript enabled to view it. 

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